A boy went to his school at a speed of 12km/hr and returned to his house at a speed of 8km/hr. If he has taken 50 minutes for the whole journey, what was the total distance walked?Options4 km8 km16 km20 km

A boy goes to his school from his house at a speed of 4 km/h and return back to the home at the speed of 3 km/h. if he takes total time 7 hours in going and coming then what is the distance between home and college?A)30kmB)20kmC)21kmD)24km

Sam goes to school from his house at a speed of 5 kmph and returns at a speed of 4 kmph. If he takes 9 hours in going and coming , what the distance between his house and school?15 km20 km30 km25 kmNone

A boy walking at a speed of 20 km/hr reaches his school 30 minutes late.Next time he increases his speed by 5 km/hr but still reaches 10 minuteslate. What is the distance of the school from his house?

Select the correct answerA truck travelled to a place Q from P, 50 km apart at 10 kmph faster than the usual speed, but it returned the same distance at 10 kmph, slower than usual speed. If the total time taken by the truck for whole journey is 12 hours, then how many hour will it travel at the faster speed?Options6 hours8 hours2 hours3 hours

A man walks with speed 15 km/hr instead of 12 km/hr and covers 20 km more distance. Find the distance covered by him with speed 15 km/hr.A 50 km B 60 km C 70 km D None of these